<template>
  <view class="my-settle-container">
    <!-- 全选 -->
    <label class="radio" @click="changeAllState">
      <radio color="#C00000" :checked="isFullCheck" /><text>全选</text>
    </label>

    <!-- 合计 -->
    <view class="amount-box">
      合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    <!-- 结算按钮 -->
    <view class="btn-settle" @click="settlement">
      结算：({{checkedCount}})
    </view>
  </view>
</template>

<script>
  import{mapState,mapGetters,mapMutations} from 'vuex'
  export default {
    data() {
      return {

      };
    },
    computed:{
      ...mapGetters('m_cart',['checkedCount','total','checkedGoodsAmount']),
      ...mapGetters('m_user',['addstr']),
      ...mapState('m_user',['token']),
      isFullCheck(){
        return this.total === this.checkedCount
      }
    },
    methods:{
      ...mapMutations('m_cart',['updateAllGoodsState']),
      changeAllState(){
        this.updateAllGoodsState(!this.isFullCheck)
      },
      // 结算按钮
      settlement(){
        // 先判断是否勾选了要结算的商品
        if(!this.checkedCount) return uni.$showMsg('请选择要结算的商品！')
        // 在判断用户是否选择了收货地址
        if(!this.addstr) return uni.$showMsg('请选择收货地址！')
        // 再判断用户是否登录
        if(!this.token) return uni.$showMsg('请先登录！')
      }
    }
  }
</script>

<style lang="scss">
  .my-settle-container {
    position: fixed;
    bottom:0;
    left: 0;
    background-color: white;
    height: 50px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    padding-left: 5px;
    .radio {
       display: flex;
       align-items: center;
    }

    .amount-box {
      .amount {
        color:#C00000;
        font-weight: bold; 
      }
    }

    .btn-settle {
      background-color: #C00000;
     height: 50px;
     color:#FFFFFF;
     line-height: 50px;
     padding:0 10px;
     min-width: 100px;
     text-align: center;
    }
  }
</style>
